CN220922271U - Wedge key dismounting device - Google Patents
Wedge key dismounting device Download PDFInfo
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- CN220922271U CN220922271U CN202322620498.9U CN202322620498U CN220922271U CN 220922271 U CN220922271 U CN 220922271U CN 202322620498 U CN202322620498 U CN 202322620498U CN 220922271 U CN220922271 U CN 220922271U
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- jacking
- rod
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- screw
- key
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- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 4
- 230000008439 repair process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model discloses a wedge key dismounting device which comprises a connecting rod, a supporting structure and a jacking structure, wherein the supporting structure and the jacking structure are respectively arranged on two sides of the connecting rod, the supporting structure and the jacking structure are respectively supported on rotating wheels on two sides of a transmission shaft, the connecting rod comprises a jacking rod section, a wedge key fixing rod and a supporting rod, a threaded hole is formed in the supporting rod and is connected with the supporting structure, the wedge key fixing rod is used for being connected with a hook head of a wedge key, a jacking hole is formed in the jacking rod section and is connected with the jacking structure, and the connecting rod is driven to move by rotating the jacking structure so that the wedge key is ejected out from between the transmission shaft and the rotating wheels. According to the device, the skid is arranged at the lower ends of the supporting screw and the jacking screw, so that damage to the surface of equipment in the process of disassembling the wedge key is avoided.
Description
Technical Field
The utility model belongs to the technical field of ship construction, and particularly relates to a wedge key dismounting device.
Background
In the ship repair process, damaged parts are not separated from the disassembly and repair of equipment, and the disassembly of a wedge key can be involved in the disassembly and repair of the equipment, and the wedge key mainly plays a role in transmitting torque by virtue of friction force during working and can bear unidirectional axial force.
Patent number CN205889050U discloses a hook head wedge key dismounting device, dismantles the wedge key, and this wedge key dismounting device has several problems: 1. when the device is used for disassembling the wedge key, the surface of equipment is damaged; 2. the disassembly process of the disassembly device with a short disassembly action arm length is laborious; 3. when the dismounting device is used, the upper end face and the lower end face of the wedge key are required to extend out of the connecting end faces of the two parts of the equipment for a certain distance.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provide a wedge key dismounting device.
In order to achieve the above object, the present utility model provides the following technical solutions:
The utility model provides a wedge key dismounting device, the wedge key is installed between transmission shaft and rotation wheel, and the gib head of wedge key outwards, and the device includes connecting rod, bearing structure and jacking structure, bearing structure with jacking structure installs respectively the connecting rod both sides, bearing structure with the jacking structure supports respectively on the rotation wheel of transmission shaft both sides, the connecting rod includes jacking rod section, wedge key dead lever and bracing piece, be provided with the screw hole on the bracing piece and be connected with bearing structure, wedge key dead lever is used for being connected with the gib head of wedge key, be provided with jacking hole and jacking structure connection on the jacking rod section, drive the connecting rod through rotatory jacking structure and remove messenger's wedge key from the transmission shaft with rotate between the wheel ejecting.
The connecting rod is integrally formed, the upper part of one side of the supporting rod is fixedly connected with the jacking rod section, the lower part of the supporting rod is fixedly connected with the wedge key fixing rod, the jacking rod section is arranged in parallel with the wedge key fixing rod, and the jacking hole in the jacking rod section is arranged on the jacking rod section far away from one side of the supporting rod; the jacking hole at the upper part of the jacking rod section is hollow and cylindrical, and an arc-shaped groove is formed in the jacking hole at the lower end of the jacking rod section.
Above-mentioned bearing structure includes supporting screw and first skid, the supporting screw is whole to be cylindric, supporting screw one end is provided with the spanner hole and is used for installing the spanner pole, the supporting screw side is provided with the screw thread, the supporting screw other end is provided with the bulb, be provided with hemispherical recess on the first skid terminal surface, be provided with the cross oil groove in the hemispherical recess of first skid.
The first skid is arranged on the end face of the rotating wheel close to one side of the wedge key, the hemispherical groove of the first skid faces upwards, the ball head on the supporting screw rod is connected with the hemispherical groove, and the supporting screw rod is connected with the threaded hole through threads.
The jacking structure comprises a jacking screw rod, a supporting ball and a second skid, wherein a spanner hole is formed in one end of the jacking screw rod and used for installing a spanner rod, threads are formed in the side face of the jacking screw rod, a through threaded hole is formed in the supporting ball, the jacking screw rod is connected with the supporting ball through threads, and a cylindrical groove is formed in the second skid.
The side surface of the supporting ball is uniformly provided with a plurality of bolt holes, and bolts are installed in the bolt holes and used for fixing the supporting ball.
The rotating wheel below the jacking hole is installed to the above-mentioned second skid, jacking screw lower extreme and the cylindrical recess of second skid are connected, the arc recess of jacking hole lower part of supporting ball upper portion and jacking rod end is connected.
Based on the scheme, the device provided by the utility model achieves positive and beneficial effects through practice:
1. according to the wedge key dismounting device, the skids are arranged at the lower ends of the supporting screw and the jacking screw, so that damage to the surface of equipment in the wedge key dismounting process is avoided.
2. The utility model relates to a wedge key dismounting device has reduced the atress that jacking screw rod carries out the jacking through the setting of connecting rod, has improved the degree of difficulty that the wedge key was dismantled, has improved wedge key dismantlement efficiency.
Drawings
Fig. 1 is a block diagram showing the operation of the key removing device in the key removing device according to the present utility model.
Fig. 2 is a link structure diagram in a key removing apparatus according to the present utility model.
Fig. 3 is a top view of a first spacer in a key removing device according to the present utility model.
Fig. 4 is a cross-sectional view of a support ball in a key removing device according to the present utility model.
Fig. 5 is a top view of a support ball in a key removing device according to the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model is described below by way of specific examples shown in the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
As shown in fig. 1-5, the utility model belongs to a wedge key dismounting device, a wedge key 11 is arranged between a transmission shaft 10 and a rotating wheel 9, the hook head of the wedge key 11 faces outwards, the device comprises a connecting rod 1, a supporting structure and a jacking structure, the supporting structure and the jacking structure are respectively arranged on two sides of the connecting rod 1, the supporting structure and the jacking structure are respectively supported on the rotating wheel 9 on two sides of the transmission shaft 10, the connecting rod 1 comprises a jacking rod section 101, a wedge key fixing rod 103 and a supporting rod 102, a threaded hole is arranged on the supporting rod 102 and is connected with the supporting structure, the wedge key fixing rod 103 is used for being connected with the hook head of the wedge key 11, a jacking hole 104 is arranged on the jacking rod section 101 and is connected with the jacking structure, and the connecting rod 1 is driven to move by rotating the jacking structure so that the wedge key 11 is ejected from the position between the transmission shaft 10 and the rotating wheel 9.
As shown in fig. 2, the connecting rod 1 is integrally formed, the upper part of one side of the supporting rod 102 is fixedly connected with the jacking rod section 101, the lower part of the supporting rod 102 is fixedly connected with the key fixing rod 103, the jacking rod section 101 is parallel to the key fixing rod 103, and the jacking hole 104 on the jacking rod section 101 is arranged on the jacking rod section 101 far away from one side of the supporting rod 102; the jacking hole 104 at the upper part of the jacking rod section 101 is hollow and cylindrical, and an arc-shaped groove 105 is arranged at the jacking hole 104 at the lower end of the jacking rod section 101.
As shown in fig. 1 and 3, the supporting structure comprises a supporting screw rod 2 and a first skid 3, wherein the supporting screw rod 2 is in a cylindrical shape as a whole, a spanner hole is formed in one end of the supporting screw rod 2 and used for installing a spanner rod 4, threads are formed in the side face of the supporting screw rod 2, a ball head is arranged at the other end of the supporting screw rod 2, a hemispherical groove 31 is formed in the end face of the first skid 3, and a crisscross oil groove 32 is formed in the hemispherical groove 31 of the first skid 3; pouring the lubricating oil into the crisscross oil grooves 32 reduces the rotational friction of the ball head of the support screw 2 in the hemispherical grooves 31.
The first skid 3 is arranged on the end face of the rotating wheel 9 near one side of the wedge key 11, the hemispherical groove 31 of the first skid 3 faces upwards, the ball head on the supporting screw rod 2 is connected with the hemispherical groove 31, and the supporting screw rod 2 is connected with the threaded hole through threads; by arranging the skids at the lower ends of the supporting screw 2 and the jacking screw 5, the damage to the surface of the equipment in the process of disassembling the wedge key 11 is avoided.
As shown in fig. 1, 4 and 5, the jacking structure comprises a jacking screw 5, a supporting ball 6 and a second skid 7, wherein a wrench hole is formed in one end of the jacking screw 5 and used for installing a wrench rod 4, threads are formed in the side face of the jacking screw 5, a through threaded hole 601 is formed in the supporting ball 6, the jacking screw 5 is connected with the supporting ball 6 through threads, and a cylindrical groove is formed in the second skid 7.
A plurality of bolt holes 602 are uniformly formed in the side face of the supporting ball 6, and bolts 8 are installed in the bolt holes 602 and used for fixing the supporting ball 6.
The second skid 7 is arranged on the rotating wheel 9 below the jacking hole 104, the lower end of the jacking screw 5 is connected with a cylindrical groove of the second skid 7, and the upper part of the supporting ball 6 is connected with an arc-shaped groove 105 at the lower part of the jacking hole 104 of the jacking rod end.
The use flow of the wedge key dismounting device is specifically as follows: the method comprises the steps that a wedge key fixing rod 103 of a connecting rod 1 is clamped at the lower end of a hook head of a wedge key 11, a supporting screw rod 2 is installed in a threaded hole of the connecting rod 1, a spanner rod 4 is installed on the supporting screw rod 2, the supporting screw rod 2 is driven to rotate by rotating the spanner rod 4, a first skid 3 is installed on the end face of a rotating wheel 9 at the lower end of the supporting screw rod 2, lubricating oil is poured into a crisscross oil groove 32 in a hemispherical groove 31 of the first skid 3, and the spanner rod 4 is continuously rotated to enable a ball head at the lower end of the supporting screw rod 2 to extend into the hemispherical groove 31, so that the supporting screw rod 2 supports the first skid 3 on the end face of the rotating wheel 9, and meanwhile, the wedge key fixing rod 103 of the connecting rod 1 is parallel to the end face of the rotating wheel 9; penetrating the jacking screw 5 into the jacking hole 104, screwing the supporting ball 6 from the bottom of the jacking screw 5 to connect the upper end of the supporting ball 6 with the lower end of the jacking hole 104, arranging a second skid 7 on the end face of the rotating wheel 9 at the bottom of the jacking screw 5, extending the bottom of the jacking screw 5 into a cylindrical groove of the second skid 7, and propping the second skid 7 against the end face of the rotating wheel 9; the bolt 8 is arranged in the bolt hole 602 of the supporting ball 6, the supporting ball 6 is fixed through the bolt 8, the wrench rod 4 is arranged on the jacking screw 5, the jacking screw 5 is driven to rotate by rotating the wrench rod 4 so that the jacking rod section 101 of the connecting rod 1 at one side of the jacking screw 5 ascends, when the jacking screw 5 rotates, the supporting ball 6 does not rotate along with the jacking screw 5, and when the side surface of the jacking screw 5 contacts with the inner wall of the jacking hole 104, the wrench rod 4 on the jacking screw 5 stops rotating and the wrench rod 4 on the jacking screw 5 reversely rotates, so that the descending height of the jacking screw is equal to the general ascending height; and then rotating the spanner rod 4 on the supporting screw rod 2 to enable the wedge key fixing rod 103 of the connecting rod 1 to be parallel to the end face of the rotating wheel 9 again, and repeating the step of jacking the jacking screw rod 5 and the step of adjusting the balance of the connecting rod 1 by the supporting screw rod 2 until the wedge key 11 is dismounted.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that; modifications may be made to the specific embodiments of the utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.
Claims (7)
1. The utility model provides a wedge key dismounting device, the wedge key is installed between transmission shaft and rotation wheel, and the gib head of wedge key outwards, its characterized in that, the device include connecting rod, bearing structure with jacking structure installs respectively the connecting rod both sides, bearing structure with jacking structure supports respectively on the rotation wheel of transmission shaft both sides, the connecting rod includes jacking rod section, wedge key dead lever and bracing piece, be provided with the screw hole on the bracing piece and be connected with bearing structure, the wedge key dead lever is used for being connected with the gib head of wedge key, be provided with jacking hole and jacking structure connection on the jacking rod section, drive the connecting rod through rotatory jacking structure and remove messenger's wedge key from the transmission shaft with rotate between the wheel.
2. The key dismounting device according to claim 1, wherein the connecting rod is integrally formed, the upper part of one side of the supporting rod is fixedly connected with the jacking rod section, the lower part of the supporting rod is fixedly connected with the key fixing rod, the jacking rod section is arranged in parallel with the key fixing rod, and the jacking hole on the jacking rod section is arranged on the jacking rod section far away from one side of the supporting rod; the jacking hole at the upper part of the jacking rod section is hollow and cylindrical, and an arc-shaped groove is formed in the jacking hole at the lower end of the jacking rod section.
3. The key dismounting device of claim 1, wherein the supporting structure comprises a supporting screw and a first skid, the supporting screw is integrally cylindrical, a spanner hole is formed in one end of the supporting screw and used for installing a spanner rod, threads are formed in the side face of the supporting screw, a ball head is arranged at the other end of the supporting screw, a hemispherical groove is formed in the end face of the first skid, and a crisscross oil groove is formed in the hemispherical groove of the first skid.
4. A key removing device according to claim 3, wherein the first skid is mounted on the end face of the rotating wheel near one side of the key, the hemispherical groove of the first skid faces upwards, the ball head on the supporting screw is connected with the hemispherical groove, and the supporting screw is connected with the threaded hole through threads.
5. The key dismounting device according to claim 1, wherein the jacking structure comprises a jacking screw rod, a supporting ball and a second skid, a spanner hole is formed in one end of the jacking screw rod and used for installing a spanner rod, threads are formed in the side face of the jacking screw rod, through threaded holes are formed in the supporting ball, the jacking screw rod is in threaded connection with the supporting ball, and a cylindrical groove is formed in the second skid.
6. The key removing device according to claim 5, wherein a plurality of pin holes are uniformly formed in the side surface of the supporting ball, and pins are installed in the pin holes for fixing the supporting ball.
7. The key removing device according to claim 5, wherein the second skid is mounted on the rotating wheel below the jacking hole, the lower end of the jacking screw is connected with the cylindrical groove of the second skid, and the upper portion of the supporting ball is connected with the arc-shaped groove of the lower portion of the jacking hole of the jacking rod end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322620498.9U CN220922271U (en) | 2023-09-26 | 2023-09-26 | Wedge key dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322620498.9U CN220922271U (en) | 2023-09-26 | 2023-09-26 | Wedge key dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220922271U true CN220922271U (en) | 2024-05-10 |
Family
ID=90962608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322620498.9U Active CN220922271U (en) | 2023-09-26 | 2023-09-26 | Wedge key dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220922271U (en) |
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2023
- 2023-09-26 CN CN202322620498.9U patent/CN220922271U/en active Active
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